# NTSB Incident ANC93IA087
> **PZL WARZAWA-OKECIE PZL-104 WILGA 80** · 1993-06-12 · HAINES, AK, USA · NONE
## Event
- **NTSB number:** ANC93IA087
- **Event ID:** 20001211X12496
- **Type:** Incident
- **Date:** 1993-06-12
- **Location:** HAINES, AK, USA
- **Coordinates:** 59.159049, -135.859024
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** PZL WARZAWA-OKECIE
- **Model:** PZL-104 WILGA 80
- **Registration:** N909CC
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PARKING BRAKE FAILURE DUE TO A BROKEN BRACKET; INTENTIONALLY LEAVING THE AIRPLANE UNATTENDED WITH THE ENGINE RUNNING BY THE PILOT-IN-COMMAND; AND THE IMPROPER PLANNING AND DECISION OF THE PILOT-IN-COMMAND BY NOT USING WHEEL CHOCKS.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC93IA087) · AI Analytics · CC0 1.0*